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#Gpt 5.5

2 articles on Gpt 5.5 — news, releases, guides and analysis from the SourceFeed engine.

The 516-Token Cliff: Inside GPT-5.5's Silent Reasoning Regression

Telemetry reveals a sharp clustering of reasoning tokens at fixed boundaries, exposing how compute budgets silently degrade production outputs.

Z.ai’s MIT-licensed model challenges GPT-5.5 with a 3x lower hallucination rate and 1/7th the inference cost.

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